diff -r ee4e8d38093e -r 3bc4c54f4bcc samples/forjoe/src-api1.0/api/InterfaceThatJustJoeCanImplement.java
--- a/samples/forjoe/src-api1.0/api/InterfaceThatJustJoeCanImplement.java	Sat Jun 14 09:53:37 2008 +0200
+++ b/samples/forjoe/src-api1.0/api/InterfaceThatJustJoeCanImplement.java	Sat Jun 14 09:56:12 2008 +0200
@@ -4,7 +4,9 @@
 public abstract class InterfaceThatJustJoeCanImplement {
     protected InterfaceThatJustJoeCanImplement() {
         if (!"impl.joe.JoesImpl".equals(getClass().getName())) {
-            throw new IllegalStateException("Sorry, you are not allowed to implement this class");
+            throw new IllegalStateException(
+                "Sorry, you are not allowed to implement this class"
+            );
         }
     }